Home / 105,932.40-146,187.77-57,535.27

Finding the Fourth Proportional to 105,932.40, 146,187.77 and 57,535.27

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Solution

The fourth proportional to 105,932.40, 146,187.77 and 57,535.27 is: 79,399.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,932.40 : 146,187.77 = 57,535.27 : x
  2. Step 2: Convert to fraction form
    105,932.40/146,187.77 = 57,535.27/x
  3. Step 3: Cross multiply
    105,932.40x = 146,187.77 × 57,535.27
  4. Step 4: Simplify right side
    105,932.40x = 8,410,952,817.65
  5. Step 5: Solve for x
    x = 8,410,952,817.65/105,932.40
  6. Step 6: Final answer
    x = 79,399.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.